Jewel theft has been the starting point of novels, films, and TV shows. A real-life jewel heist in Ireland remains unsolved, and the jewels are still missing.
You'd think that the inventor of Bitcoin would be well-known, but that person's identity remains a secret. This is the mystery behind Bitcoin explained.
It's a tragic fact of life that people disappear under mysterious, sometimes violent, circumstances. One of those cases is that of Dorothy Forstein in 1949.
On August 7, 1972, a 16-year-old teenager named Jeannette DePalma went missing. The mystery of her disappearance would turn gruesome just a few weeks later.
Oddly, John believed that his wife would give birth to twins. John was right and on October 4, 1958, the Pollocks welcomed twins, Gillian and Jennifer.
For anyone who loves classic country, true crime, or just a good brainteaser, these are the classic country mysteries that remain unsolved to this day.
Many people found it hard to believe -- still do. The thought that the president of the United States was behind a two-bit burglary. We know it as Watergate.
Jim Morrison of The Doors had a Mustang named "The Blue Lady," which disappeared without a trace. The mystery of what happened to the car remains even today.
The "Maine Penny" is an artifact discovered in 1957, and whose origins still remain a mystery. The penny may have been from either England or Scandinavia.
The Lewis Chessmen are one of history's greatest mysteries. The chess set appeared on the Isle of Lewis in the 1800s, but no one knows how they got there.
The mythological Benben Stone originates in the Egyptian Book of the Dead, a cheat sheet of spells and rites for the dead to use to navigate the afterlife.
Antoine de Saint-Exupéry was an author and aviator best known for his whimsical, world-famous children's book "The Little Prince," which still graces bedtimes.
On April 12, 1981, Sheila Sharp returned to her family's Keddie, CA. cabin and found the dead bodies of her mother, brother John, and Dana Wingate on the floor.